Display device



FIG. 1 is a top, front, left perspective view of the display device;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a rear view of the display device of FIG. 1; and,

FIG. 9 is another perspective view of the display device of FIG. 1 shown in an unfolded state.

The broken lines in FIGS. 8 and 9 depict images, which are environmental subject matter that forms no part of the design. 

CLAIM The ornamental design for a display device, as shown and described. 